Building technology/ building services (building automation)Dry constructionElectrical installationHeatingJoinery worksPainting worksRemediation worksSanitaryScreed workTiles and panels
Building plumbingCarpentry worksCrane work and rentalElectrical installationETICSInsulationLightning protectionNatural stone worksRemediation of hazardous substances / Asbestos abatementRoof sealRoofing worksScaffoldingSolar panels